Schumann: Duets & Four Songs CD from Nonesuch (7559-79419-2). 1996 classical/opera CD performed by Jan Degaetani, Leslie Guinn and Gilbert Kalish that includes the following: 1 Unterm Fenster, Op. 34, No. 3 (Duet) 1:272 So Wahr Die Sonne Scheinet, Op. 37, No. 12 (Duet) 2:083 Wer Nie Sein Brot Mit…